BACKGROUND Health impairments can result in disability and changed work productivity imposing considerable costs for the employee, employer and society as a whole. A large number of instruments exist to measure health-related productivity changes; however their methodological quality remains unclear. This systematic review critically appraised the measurement properties in generic self-reported...

Toxicoepigenomics is new field emerged from the combination of toxicology and epigenetics. It defined as heritable changes in gene activity induced by exposure to environment toxicant substances such heavy metals without any alterations existing nucleotide sequence. Research studies show that epigenetics plays important role development certain human diseases diabetes cancer. Hence toxicoepigen...

OBJECTIVE To explore limitations of current communication theory by considering different perspectives of researchers, clinicians, patients and teachers of communication. METHOD Theory development based on limitations of the current communication research literature due to inconsistencies between patient reports and observed communication behavior. RESULTS While researchers focus on the mec...